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Marathon Oil Corporation (NYSE: MRO) is an integrated international energy company engaged in exploration and production, oil sands mining, integrated gas, and refining, marketing and transportation.
Enbridge Energy Management is a Houston, TX-based company in the Energy and Utilities sector.
C And N Ethanol Marketing Corp is a Minneapolis, MN-based company in the Energy and Utilities sector.
ZAP Engineering and Construction Services is a Denver, CO-based company in the Energy and Utilities sector.
beckman production services is a Kalkaska, MI-based company in the Energy and Utilities sector.